Nerves and Arteries of the Deep Face Anatomy Nerve of pterygoid canal, Posterior superior and inferior lateral nasal branches, Nasopalatine nerve, Posterior lateral nasal branches of sphenopalatine artery, Anterior perspective of pterygopalatine fossa and nasal cavity with lower facial skeleton removed, Pharyngeal artery, Sphenopalatine artery, Infraorbital artery, Posterior superior alveolar artery, Descending palatine artery, Maxillary artery, Dental branches of superior alveolar artery…